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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Iron oxides & hydroxides | $1,068,941 | $1,109,398 | $989,994 | $1,104,467 | $1,045,841 | $1,295,750 | $2,141,035 |
| Earth colours cont. 70%/more by wt. of combined iron evaluated as Fe2O3 | $402,912 | $467,580 | $408,230 | $577,091 | $580,451 | $511,176 | $580,321 |
| Total | $1,471,853 | $1,576,978 | $1,398,224 | $1,681,558 | $1,626,292 | $1,806,926 | $2,721,356 |
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